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Hardface Hc-O Datasheet

HARDFACE HC-O is a highly alloyed steel metal cored wire designed for self-shielded Flux Cored Arc Welding, suitable for hardfacing components that endure severe abrasive wear and moderate impact. It features a high chromium cast iron deposit with a hardness of 58-63 HRC and is recommended for various applications including dredge pump bodies and mining equipment. The document provides detailed chemical analysis, recommended welding parameters, and packaging options.

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77 views1 page

Hardface Hc-O Datasheet

HARDFACE HC-O is a highly alloyed steel metal cored wire designed for self-shielded Flux Cored Arc Welding, suitable for hardfacing components that endure severe abrasive wear and moderate impact. It features a high chromium cast iron deposit with a hardness of 58-63 HRC and is recommended for various applications including dredge pump bodies and mining equipment. The document provides detailed chemical analysis, recommended welding parameters, and packaging options.

Uploaded by

Ainsworth Noriega
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© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Technical Data Sheet

HARDFACE HC-O
Highly alloyed steel with hard phases -> Metal cored wire for Self-shielded Flux Cored Arc Welding (FCAW-S)

1 GENERAL INFORMATION
EN 14700 : T Fe15

• High chromium cast iron deposit containing a high proportion of hard primary and eutectic chromium carbides (M7C3 type) in a
tough austenitic matrix
• Suitable for hardfacing components subject to extremely severe abrasive wear and moderate impact
• Relief checking of the deposit is normal
• Usually limited to two layers unless impact loading is minimal
• Multi-layer deposits are possible in specific applications
• Used for hardfacing components experiencing wear from earth, sand and abrasives
Dredge pump bodies, sand dredge parts, Abrasion
extruder screws, barmac crushers, mining Impact
and earthmoving equipment, crusher
hammers and rolls, riddle plates, wear Metal-metal
plates, drag line components, screw Corrosion
conveyors for cement, cone knives and
shredders, etc. Temperature

2 ALL WELD METAL PROPERTIES


CHEMICAL ANALYSIS [%] HARDNESS

C Mn Si Cr 58-63 HRC (as welded, three-layers)

5.0 0.2 1.2 27.0

3 RECOMMENDED WELDING PARAMETERS


Diameter Welding Polarity Intensity Voltage Stick-out
[mm] position [A] [V] [mm]
1.2 PA / 1G or 1F DC+ 120 - 220 24 - 29 20 ± 5
1.6 PA / 1G or 1F DC+ 200 - 300 26 - 30 25 ± 5
2.0 PA / 1G or 1F DC+ 250 - 350 27 - 31 30 ± 5
2.4 PA / 1G or 1F DC+ 300 - 400 28 - 32 30 ± 5
2.8 PA / 1G or 1F DC+ 350 - 450 28 - 32 30 ± 5
3.2 PA / 1G or 1F DC+ 400 - 500 28 - 32 30 ± 5

WELDING PROTECTION WELDING POSITION

Self-shielded

4 PACKAGING OPTIONS
Diameter [mm] 1.2 - 2.4 2.4 - 3.2 2.4 - 3.2
Standard packaging
BS 300 spool B 450 coil Drum
(EN ISO 544)
Weight [kg] 15 25 Up to 330
Other packaging requirements: please consult us

Welding products and techniques evolve constantly. All descriptions, illustrations and properties given in this data sheet are subject to change without notice and can only be
considered as suitable for general guidance. This document is intended to help the user make the correct choice of product. It is his responsibility to assess its suitability for his
intended application.
Rev. EN022725GB_4 welding-alloys.com

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